Home / 754,543.60-1,041,418.10-432,469.56

Finding the Fourth Proportional to 754,543.60, 1,041,418.10 and 432,469.56

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Solution

The fourth proportional to 754,543.60, 1,041,418.10 and 432,469.56 is: 596,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,543.60 : 1,041,418.10 = 432,469.56 : x
  2. Step 2: Convert to fraction form
    754,543.60/1,041,418.10 = 432,469.56/x
  3. Step 3: Cross multiply
    754,543.60x = 1,041,418.10 × 432,469.56
  4. Step 4: Simplify right side
    754,543.60x = 450,381,627,483.04
  5. Step 5: Solve for x
    x = 450,381,627,483.04/754,543.60
  6. Step 6: Final answer
    x = 596,892.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.